Some of you have asked if adding closed captions to your Youtube videos will affect your video’s reach and get more views. And yes, adding a caption file to your videos can help your video’s performance, but its not for the reason you might be thinking.
People who are watching your videos with closed captioning on are mostly people who are listening but prefer to read a long because it helps them retain the information better. This can mean longer watch time for your videos.
This video explains how to decide when to buy captions for your videos, where else you can use caption files if you decide to create caption file, and why not to use Youtube’s automatic captions. Here’s the link I referenced.